Properly handle broken connections

ircd.py

@@ -74,9 +74,13 @@ class listener:
 							self.client_map[connstream.fileno()] = new_client
 							self.client_list.append(new_client)
 						else:
-							data = sock.recv(1024)
 							cur_client = self.client_map[sock.fileno()]
 							
+							try:
+								data = sock.recv(1024)
+							except socket.error, (value, message):
+								cur_client.abort(message)
+							else:
 								if data:
 									cur_client.process_data(data)
 								else:
@@ -106,10 +110,7 @@ class client:
 		self.user = user(self, server)
 		self.listener = listener
 	
-	def send_chunk(self, chunk):
-		try:
-			self.stream.send(chunk + EOC)
-		except socket.error:
+	def abort(self, reason):
 		# TODO: Log quit reason
 		try:
 			self.stream.shutdown(2)
@@ -119,7 +120,13 @@ class client:
 			
 		self.end()
 		self.listener.select_inputs = remove_from_list(self.listener.select_inputs, self.stream)
-			print "NOTICE: Client disconnected, possibly due to socket error"
+		print "NOTICE: Client disconnected, possibly due to socket error: %s" % reason
+
+	def send_chunk(self, chunk):
+		try:
+			self.stream.send(chunk + EOC)
+		except socket.error, (value, message):
+			self.abort(message)
 	
 	def send_global_notice(self, notice):
 		self.send_chunk(":%s NOTICE %s" % (config_ownhost, notice))